Based on data from the past 90 days ending February 07, 2026, Hologic's three largest insider shareholders are Chairman And President And Ceo Stephen P Macmillan (1.42Mn shares), General Counsel John M. Griffin (182.51K shares), Chief Financial Officer Karleen Marie Oberton (150.74K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Stephen P Macmillan | Chairman And President And Ceo | 1,423,837 | 18 Nov, 2025 |
| John M. Griffin | General Counsel | 182,514 | 18 Nov, 2024 |
| Karleen Marie Oberton | Chief Financial Officer | 150,735 | 18 Nov, 2025 |
| Jan Verstreken | Group President And International | 134,039 | 18 Nov, 2025 |
| Sally Crawford | 132,927 | 11 Mar, 2024 | |
| Essex D Mitchell | Chief Operating Officer | 77,610 | 18 Nov, 2025 |
| Kevin R Thornal | Group Pres And Global Diagnostics | 62,368 | 17 Nov, 2022 |
| Sean S. Daugherty | Group President And Bsh & Surg. | 49,091 | 28 Feb, 2022 |
| Scott T Garrett | 48,611 | 15 Mar, 2024 | |
| Christiana Stamoulis | 47,336 | 22 Oct, 2025 | |
| Jennifer M Schneiders | President And Diag. Solutions | 41,318 | 18 Nov, 2025 |
| Anne M. Liddy | General Counsel | 28,237 | 18 Nov, 2025 |
| Erik S Anderson | Div. Pres. And Breast & Skeletal | 23,231 | 18 Nov, 2024 |
| Mark W. Horvath | President And Breast & Skeletal | 23,139 | 12 Nov, 2025 |
| Amy Mcbride Wendell | 22,594 | 28 Feb, 2025 | |
| Namal Nawana | 18,221 | 13 Mar, 2023 | |
| Benjamin Jordan Cohn | Principal Accounting Officer | 17,884 | 18 Nov, 2025 |
| Brandon Schnittker | President And Gyn Surgical | 17,512 | 16 Dec, 2025 |
| Ludwig Hantson | 12,956 | 28 Feb, 2025 | |
| Peter Paul Dunne | Svp And Human Resources | 10,643 | 15 Dec, 2023 |
| Elisabeth A Hellmann | Svp And Human Resources | 9,574 | 16 Nov, 2023 |
| Martin D Madaus | 7,651 | 28 Feb, 2025 | |
| Walt Diana De | Svp And Human Resources | 7,603 | 03 Feb, 2026 |
| Stacey D. Stewart | 5,168 | 28 Feb, 2025 | |
| Nanaz Mohtashami | 4,181 | 28 Feb, 2025 | |
| Charles J Dockendorff | 3,436 | 28 Feb, 2025 | |
| Wayde D. Mcmillan | 1,742 | 09 Apr, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 30 Jan, 2026 | Walt Diana De | Common Stock | D | 4,416 | $74.93 | 7,603 | D | F |
| 30 Jan, 2026 | Walt Diana De | Common Stock | D | 4,416 | $74.93 | 7,603 | D | F |
| 12 Dec, 2025 | Brandon Schnittker | Common Stock | D | 90 | $75.00 | 17,512 | D | F |
| 14 Nov, 2025 | Stephen P Macmillan | Common Stock | D | 6,874 | $74.15 | 1,423,837 | D | F |
| 14 Nov, 2025 | Karleen Marie Oberton | Common Stock | D | 1,333 | $74.15 | 150,735 | D | F |
| 14 Nov, 2025 | Benjamin Jordan Cohn | Common Stock | D | 187 | $74.15 | 17,884 | D | F |
| 14 Nov, 2025 | Jan Verstreken | Common Stock | D | 196 | $74.15 | 134,039 | D | F |
| 14 Nov, 2025 | Essex D Mitchell | Common Stock | D | 1,342 | $74.15 | 77,610 | D | F |
| 14 Nov, 2025 | Jennifer M Schneiders | Common Stock | D | 561 | $74.15 | 41,318 | D | F |
| 14 Nov, 2025 | Brandon Schnittker | Common Stock | D | 178 | $74.15 | 17,602 | D | F |
| 14 Nov, 2025 | Anne M. Liddy | Common Stock | D | 337 | $74.15 | 28,237 | D | F |
| 11 Nov, 2025 | Stephen P Macmillan | Common Stock | D | 6,679 | $74.60 | 1,430,711 | D | F |
| 11 Nov, 2025 | Karleen Marie Oberton | Common Stock | D | 1,449 | $74.60 | 152,068 | D | F |
| 11 Nov, 2025 | Benjamin Jordan Cohn | Common Stock | D | 181 | $74.60 | 18,071 | D | F |
| 11 Nov, 2025 | Benjamin Jordan Cohn | - | - | 18,071 | D | |||
| 11 Nov, 2025 | Jan Verstreken | Common Stock | D | 178 | $74.60 | 134,235 | D | F |
| 11 Nov, 2025 | Essex D Mitchell | Common Stock | D | 1,701 | $74.60 | 78,952 | D | F |
| 11 Nov, 2025 | Jennifer M Schneiders | Common Stock | D | 702 | $74.60 | 41,879 | D | F |
| 11 Nov, 2025 | Brandon Schnittker | Common Stock | D | 289 | $74.60 | 17,780 | D | F |
| 11 Nov, 2025 | Anne M. Liddy | Common Stock | D | 406 | $74.60 | 28,574 | D | F |